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Single Family ResidenceResidential
$529,493$445 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $90,000 on Jun 4, 1996

30 N 21ST ST

KENILWORTH, NJ 07033
0
Baths
1,189 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
3,498 ft²
Lot SizeThe size of the land the home sits on, from county records.
1918
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$529K
$479K low$580K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$90,000 · Jun 4, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,619 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$115,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$67,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$47,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$115,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$115,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.08
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Warren G. Harding Elementary SchoolC+
Elementary · Grades PK–6 · 0.2 mi
M
David Bearley Middle/High SchoolC-
Middle · Grades 7–12 · 0.3 mi

District: Kenilworth Borough School District

Neighborhood · ZIP 07033These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.110

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.8,734
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,118 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,217
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,463
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

30 N 21st St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 84% of homes in Kenilworth 07033
  • Costs more per square foot than 65% of homes in Kenilworth 07033
  • Smaller than 83% of homes in Union County
  • Has a smaller lot than 95% of homes in Kenilworth 07033
  • Older than 93% of homes in Kenilworth 07033

What homes are worth in Kenilworth 07033

Each bar is how many homes fall in that price range. The marker is this home.

This home
$449K$1M

This home is worth more than 16% of homes in Kenilworth 07033.

How it measures up in Kenilworth 07033

The dot is this home. The mark in the middle is the typical home in Kenilworth 07033.

Estimated value$529,493
CheaperTypical $610,701Pricier

Pricier than 16% of homes nearby

Price per ft²$445
CheaperTypical $419Pricier

Pricier than 65% of homes nearby

Living area1,189 ft²
SmallerTypical 1,560 ft²Bigger

Bigger than 19% of homes nearby

Lot size3,498 ft²
SmallerTypical 0.11 acBigger

Bigger than 5% of homes nearby

Year built1918
OlderTypical 1953Newer

Newer than 7% of homes nearby

How 30 N 21st St ranks against every home in each area.
MeasureThis homeKenilworth 07033Union County
Estimated valuepricier than$529,49316% of homes24% of homes
Price per ft²pricier than$44565% of homes63% of homes
Living areabigger than1,189 ft²19% of homes17% of homes
Lot sizebigger than3,498 ft²5% of homes14% of homes
Year builtnewer than19187% of homes12% of homes

About 30 N 21st St

How much is 30 N 21st St, Kenilworth, NJ worth?

The TopHap Estimate for 30 N 21st St, Kenilworth, NJ is $529,493 as of Oct 21, 2026. The likely range is $479,412 to $579,574. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 30 N 21st St, Kenilworth, NJ last sell?

30 N 21st St, Kenilworth, NJ last sold on Jun 4, 1996 for $90,000, according to the county's recorded deed.

How big is 30 N 21st St, Kenilworth, NJ?

30 N 21st St, Kenilworth, NJ has 1,189 square feet of living space and a 0.08-acre lot.

When was 30 N 21st St, Kenilworth, NJ built?

30 N 21st St, Kenilworth, NJ was built in 1918, making it 108 years old. It is a cape cod home. The building has 2 stories.

What schools serve 30 N 21st St, Kenilworth, NJ?

30 N 21st St, Kenilworth, NJ is assigned to Warren G. Harding Elementary School (elementary), rated C+; David Bearley Middle/High School (middle), rated C-. All sit in Kenilworth Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 30 N 21st St, Kenilworth, NJ compare to other homes in Kenilworth 07033?

Among the 2,602 homes in Kenilworth 07033, it is worth more than 16% of them ($529,493 against a typical $610,701), its price per square foot is higher than 65% of them ($445 against a typical $419), it is bigger than 19% of them (1,189 ft² against a typical 1,560 ft²), its lot is bigger than 5% of them (3,498 ft² against a typical 0.11 ac) and it is newer than 7% of them (1918 against a typical 1953). Measured against all of Union County, it is worth more than 24% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 30 N 21st St, Kenilworth, NJ?

The 2025 property tax bill for 30 N 21st St, Kenilworth, NJ was $7,619. The county assessed it at $115,000.

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